From 119c4a3bb06266c6ded079e8aa462fbb469ee062 Mon Sep 17 00:00:00 2001
From: Hunor Laczko <luni741@gmail.com>
Date: Fri, 30 Sep 2022 21:55:04 +0000
Subject: [PATCH] no shape preprocessing

---
 preprocessing.py | 79 ++++++++++++++++++++++++++++++++++++++++++++++--
 1 file changed, 77 insertions(+), 2 deletions(-)

diff --git a/preprocessing.py b/preprocessing.py
index 46c127a..f67de25 100644
--- a/preprocessing.py
+++ b/preprocessing.py
@@ -1,4 +1,6 @@
 import os
+os.environ["CUDA_VISIBLE_DEVICES"] = "1"
+
 import sys
 import shutil
 import tqdm
@@ -13,6 +15,10 @@ from custom_utils.smpl import SMPL
 import plotly.graph_objects as go
 
 
+
+
+
+
 def create_no_orient_body(folder):
     ids = os.listdir(folder)
     F = np.load("custom_utils/smpl_faces.npy")
@@ -99,13 +105,82 @@ def create_no_orient_body(folder):
 
 
 
+def create_no_shape_unposed(folder):
+    import tensorflow as tf
+    ids = os.listdir(folder)
+
+    smpl = SMPL()
+    for id in tqdm.tqdm(ids):
+        garment_dir = os.path.join(folder, id)
+        if not os.path.isdir(garment_dir):
+            continue
+
+        info = sio.loadmat(os.path.join(folder, id, 'info.mat'))
+
+        shape = info['shape']
+        gender = int(info['gender'][0,0] > 0)
+        garments = [f.replace('.pc16','') for f in os.listdir(garment_dir) if f.find('_') == -1 and f != 'info.mat' and not f.endswith('.obj')]
+        assert len (garments) == 1
+        assert gender == info['gender'][0,0]
+        # if len (garments) != 1:
+        #     continue
+        garment = garments[0]
+        mask = np.load(os.path.join(folder, id, garment + '_mask.npy'))
+        shape_offsets = tf.tensordot(shape.astype(np.float32), smpl.shapedirs[gender], axes=[[1], [2]]).numpy()
+
+        os.makedirs(os.path.join(folder, id, 'mesh_unposed_no_shape'), exist_ok=True)
+        for i in range(info['poses'].shape[1]):
+            mesh_unposed = np.load(os.path.join(garment_dir, 'mesh_unposed', id + '_' + str(i) + '.npz'))
+            mesh_unposed = mesh_unposed['mesh_unposed']
+            mesh_unposed[mask, :] = mesh_unposed[mask, :] - np.squeeze(shape_offsets)[smpl.to_keep, :][mask, :]
+            np.savez_compressed(os.path.join(folder, id, 'mesh_unposed_no_shape', id + '_' + str(i) + '.npz'), mesh_unposed_no_shape = mesh_unposed)
+
+        
+
+
+def check_if_skirt(folder):
+    ids = os.listdir(folder)
+
+    for id in tqdm.tqdm(ids):
+        garment_dir = os.path.join(folder, id)
+        if not os.path.isdir(garment_dir):
+            continue
+
+        garments = [f.replace('.pc16','') for f in os.listdir(garment_dir) if f.find('_') == -1 and f != 'info.mat' and not f.endswith('.obj')]
+        # assert len (garments) == 1
+        # garment = garments[0]
+
+        # assert garment != 'Skirt'
+
+        assert "Skirt" not in garments
+
+def gather_ids(folder, file_name):
+    ids = os.listdir(folder)
+
+    to_print = []
+
+    for id in tqdm.tqdm(ids):
+        garment_dir = os.path.join(folder, id)
+        if not os.path.isdir(garment_dir):
+            continue
+
+        if len(id) == 5:
+            to_print.append(id)
+
+    to_print.sort()
+
+    with open(file_name, 'w') as f:
+        f.write('\n'.join(to_print))
+
 
 if __name__ == '__main__':
-    os.environ["CUDA_VISIBLE_DEVICES"] = "1"
 
     src_folder = '/home/workspace/data/dataset/train_skirt'
     # src_folder = r'D:\Work\Dataset\validation_2'
     dest_folder = '/home/workspace/data/dataset/validation' 
 
 
-    create_no_orient_body('/home/workspace/data/dataset/train_100')
+    create_no_orient_body(src_folder)
+    # create_no_shape_unposed(src_folder)
+    # check_if_skirt(src_folder)
+    # gather_ids(src_folder, 'ids/test_non_skirt_ids.txt')